A test cross can be used to do all of the following except
A. determine whether an individual that displays a dominant phenotype is heterozygous for the trait.
B. determine whether an individual that displays a dominant phenotype is homozygous for the trait.
C. identify the chromosome on which a gene is located.
D. gather genotype information from phenotype information.
Answer: C
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What structures provide support to the leaf and prevent it from collapsing under its own weight?
a. palisade mesophyll and spongy mesophyll b. guard cells and the lower epidermis c. bundle sheaths and bundle sheath extensions d. cuticle and the upper epidermis e. trichomes and stipule
Decomposition reactions are commonly ________ reactions.
A. endothermic B. exchange C. exothermic D. anabolic E. dehydration
For given species, the maximum rate of increase per individual under ideal conditions is its _____
a. biotic potential c. environmental resistance b. carrying capacity d. density control
The fact that the two alleles of each gene are packaged into separate gametes because they move apart from each other during gamete formation is Mendel's law of
a. independent assortment. b. crossing over. c. segregation. d. random fertilization. e. population dynamics.